उत्तर प्रदेश राज्य (संयुक्त प्रांत के रूप में) पहली बार कब अस्तित्व में आया था?

In which year was it made legally binding through an ordinance/declaration to use Hindi in all official works of the state offices in Uttar Pradesh?

What is the ancient name of Aligarh?

The first university in Uttar Pradesh, Allahabad University, was established in which year?